136768520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{488459}}^1$

素因数の和:488477

約数の個数: 32

約数和(自身を含む): 351691200

約数和(自身を除く): 214922680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 488459, 976918, 1953836, 2442295, 3419213, 3907672, 4884590, 6838426, 9769180, 13676852, 17096065, 19538360, 27353704, 34192130, 68384260, 136768520]

約数ペア:

[(1, 136768520), (2, 68384260), (4, 34192130), (5, 27353704), (7, 19538360), (8, 17096065), (10, 13676852), (14, 9769180), (20, 6838426), (28, 4884590), (35, 3907672), (40, 3419213), (56, 2442295), (70, 1953836), (140, 976918), (280, 488459)]